{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease"], "input": "In Northern blot analysis , an mRNA of over 10 kb was detected by these ectopic sequences in a variety of human tissues but not in brain and peripheral blood leukocytes ."}
{"Disease": []}